@charset "utf-8";

#achievements02 {background: url(../img/achievements02/bg.webp) no-repeat center top;}
#achievements02 .message {
    background: #fff;
    padding: 30px 30px 30px 15px;
}

#brand02 {background: url(../img/brand/bg02.webp) no-repeat center top;}
#solution01_ttl {
  background: url(../img/solution01/ttl_bg.webp) no-repeat center top;
}
#solution01_ttl_bln {
  position: absolute;
}
.solution01_s_ttl span {
  background: #005a96;
  color: #fff;
  display: block;
  width: 100%;
  padding: 5px 10px;
  font-size: 2rem;
  border-radius: 6px;
}
.solution01_s_ttl::after {
  content: none;
}
#issue01_bln05 {background: url(../../assets/img/issue01/img03.webp) no-repeat center top;}
#issue04_bln03 {background: url(../img/issue04/img03.webp) no-repeat center top;}

.stdent_ttl {
  border-radius: 6px 6px 0 0;
  background: #005a96;
}
.student_inner {
  border-radius: 0 0 6px 6px;
}

/* 続きを読む */
.more_area01, .more_area02 {
  margin: 0 auto;
}
.more_btn01, .more_btn02 {
  display: none;
  margin-top: 15px;
  width: fit-content;
  cursor: pointer;
}
.more_close_btn01, .more_close_btn02 {
  display: none;
  cursor: pointer;
}
.more_btn01.open, .more_close_btn01.open, .more_btn02.open, .more_close_btn02.open {
  display: block;
}
.more_inner01, .more_inner02 {
  overflow: hidden;
  height: 0;
}
.more_inner01.open, .more_inner02.open {
  height: auto;
}
.mt45 {margin-top: 45px;}
/* タブ */
.tab-btn01 {
  width: calc(25% - 1px);
  padding: 10px 0;
  text-align: center;
  cursor: pointer;
  border-radius: 6px 6px 0 0;
  background: linear-gradient(180deg, #999 80%, #777 100%);
}
.tab-btn01.show {background: linear-gradient(180deg, #005a96 80%, #005a96 100%);}
.tab-contents01 {display: none;}
.tab-contents01.show {display: block;}

.voice_box {
  padding: 30px;
  border: 3px solid #005a96;
  border-top: none;
  border-radius: 0 0 6px 6px;
}

/* タブ */
.tab-btn {
  width: calc(50% - 3px);
  padding: 10px 0;
  text-align: center;
  cursor: pointer;
  border-radius: 6px 6px 0 0;
  background: linear-gradient(180deg, #999 80%, #777 100%);
}
.tab-btn.show {background: linear-gradient(180deg, #005a96 80%, #005a96 100%);}
.tab-contents-wrap {
  border: 3px solid #005a96;
  border-radius: 0 0 6px 6px;
}
.tab-contents {display: none;}
.tab-contents.show {display: block;}

#cta02 {
  background-size: cover;
}
#environment_ttl small {
  color: #444444;
}
#environment02 {
  background: linear-gradient(-45deg, #263d91 0%, #6d87e5 100%);
}
#brand02 {background-size: cover;}
#environment_ttl span, #environment_ttl strong {
  display: block;
  margin-bottom: 6px;
}
#brand_ttl01 {
  position: relative;
  padding: 0 60px;
  font-size: 3.9rem;
  margin: 0 auto 15px;
  width: fit-content;
}
#brand_ttl01::before, #brand_ttl01::after {
  content: "";
  display: block;
  width: 1px;
  height: 100%;
  background: #fff;
  position: absolute;
  top: 0;
}
#brand_ttl01::before {
  transform: rotate(-15deg);  
  left: 5%;  
}
#brand_ttl01::after {
  transform: rotate(15deg);
  right: 5%;
}

@media screen and (min-width: 481px) {
  #brand01 {background: url(../img/brand/bg_pc01.webp) no-repeat center bottom;}
  #brand_img {
    margin: 0 auto 20px;
  }
  #brand_ttl02 {
    width: 558px;
  }
  #brand_logo_wrap {
    padding: 20px 35px;
  }
  #brand_logo_wrap li:nth-child(2) {
    width: 480px;
  }
  #result {
    background: url(../img/result/bg_pc.webp) no-repeat center top;
  }
  .stdent_ttl {
    padding: 9px 20px;
  }
  .teacher_wrap ul.flex li:nth-child(2) {
    width: calc(100% - 200px);
  }
  .teacher_wrap h3 {
    margin-right: 6px;
  }
  .teacher_wrap .flex p {
    margin-right: 12px;
  }

  #issue01_bln05 {
    width: 464px;
    top: 327px;
  }
  #solution01_ttl_bln {
    top: -62px;
    right: -35px;
  }
  #solution03_ttl_bln {
    top: -15px;
    right: 130px;
  }
  #environment {
    background: url(../img/environment/bg_pc.webp) no-repeat center top;
  }
  #environment_ttl {
    margin-left: 20rem;
    margin-bottom: 81px;
  }


  #environment_li li {
    margin-bottom: 1.5rem;
  }
  #issue04 {
    background: url(../img/issue04/bg_pc.webp) no-repeat center top;
  }
  #issue04_bln01 {
    left: 260px;
  }
  #issue04_bln02 {
    left: 120px;
  }
  #issue04_bln03 {
    width: 261px;
    left: 380px;
  }
  .caution {
    margin: 0 20px;
  }
  .subject_box:last-child .flex:last-child li:nth-child(2) {width: 435px;}
  .tab-contents-wrap {padding: 30px;}
}

@media screen and (max-width:480px) {
  #achievements02 {
    background-size: cover;
  }
  #brand01 {background: url(../img/brand/bg_sp01.webp) no-repeat center bottom; background-size: cover;}
  #brand_ttl01 {
    padding: 0 45px;
  }
  #brand_up_wrap {margin-bottom: 0;}
  #brand_logo_wrap {
    display: block;
    padding: 2rem;
  }
  #brand_img li {
    margin: 0 0 1.5rem;
  }
  #brand_img li:last-child {
    margin: 0 auto 1.5rem;
  }
  #environment {
    background: url(../img/environment/bg_sp.webp) no-repeat center top;
    background-size: contain;
  }
  #environment_ttl {
    margin: 21rem 0 3rem 0;
  }
  #environment_ttl span, #environment_ttl strong {
    background: #fff;
    margin-bottom: 9px;
    width: fit-content;
    box-shadow: 1px 1px 3px #00000026;
    border-radius: 6px;
    padding: 0 10px;
  }
  #environment_ttl span {
    font-size: 3.0rem;
  }
  #environment_ttl strong {
    font-size: 4.2rem;
  }
  #environment_li li {
    width: calc((100% / 3) - 5px);
    margin-bottom: 10px;
  }
  #brand_logo {
    width: 50%;
    display: block;
    margin: 0 auto 1rem;
  }
  #brand_up {width: 50%;}
  #solution01_ttl {
    padding-top: 30px;
  }
  #solution01_ttl h2 {
    margin: 0 3% 15px;
  }
  #solution01_wrap {
    margin-bottom: 20px;
  }
  #solution01_wrap li img {
    width: 100%;
  }
  #environment_ttl02 {
    font-size: 3.3rem;
    margin-bottom: 15px;
  }
  .teacher_wrap li:nth-child(1) {
    width: 35%;
  }
  .teacher_wrap li:nth-child(2) {
    width: 65%;
  }
  .teacher_wrap .flex .flex .flex:first-child {
    margin-bottom: 6px;
  }
  .teacher_wrap h3 {
    margin-right: 6px;
    line-height: 25px;
  }
  .teacher_wrap h4 {
    font-size: 2.1rem;
  }
  #solution03 .m_box {padding-top: 45px;}
  #solution03_ttl_bln {top: -30px;}
  #solution03 h2 {margin-bottom: 60px;}
  #solution03 h2 strong {line-height: 1.5;}
  #solution03 h2 + h3 {padding-top: 0;}
  #issue01_bln05 {
    background-size: contain;
    width: 278px;
  }
  .tab-btn01 {
    line-height: 1.2;
  }
  #issue04 {
    background: url(../img/issue04/bg_sp.webp) no-repeat center bottom;
    background-size: cover;
  }
  #issue04 .box {height: 810px;}
  #issue04_bln01 {
    bottom: 478px;
  }
  #issue04_bln02 {
    bottom: 372px;
  }
  #issue04_bln03 {
    background-size: contain;
    width: 208px;
    bottom: 327px;
  }
  #cta02 h2 {
    font-size: 3.0rem;
  }
  .caution {
    width: 42px;
  }
  .subject_box:last-child .flex:last-child li {width: inherit;}
  .more_btn01, .more_btn02 {
    width: 80%;
    margin: 0 auto 0 auto;
  }
  .more_close_btn01, .more_close_btn02 {
    width: 72%;
  }
  .tab-contents-wrap {
    padding: 15px;
  }
  .stdent_ttl {
    padding: 9px 15px;
  }
  #compare_li {
    width: 90%;
    margin: 0 auto;
  }
  #compare_li li {
    margin-top: -15px;
  }
  #compare_li li, #compare_li li:first-child div {
    width: calc(50% - 5px);
  }
  #compare_li li:first-child div {
    margin: 0 auto;
  }
  #compare_li li:first-child {
    margin: 0 auto;
    width: 100%;
  }
  #compare_ttl {
    width: 75%;
    margin-bottom: 20px;
  }
  #cta02 h2 {
    font-size: 2.9rem;
  }
  .caution {
    width: 38px;
  }
  #brand02_ttl {font-size: 3.6rem;}
}
@media screen and (max-width:390px) {
  #environment_ttl {
  font-size: 2.7rem;
  }
  #environment_ttl strong {
    font-size: 3.9rem;
  }
  #brand_ttl01 {
    font-size: 3.7rem;
    padding: 0 40px;
  }
  #brand02_ttl {font-size: 3.3rem;}
}